Delta Chat is exceptionally energy-efficient—and offers unique features that make it a genuine alternative to WhatsApp and other messengers.

Using Carbon.fyi and Offsetra, Ethereum users can check the carbon emissions they've generated—then donate to offset them.

With 2.5 billion monthly users, the video platform YouTube is one of the most visited sites on the internet. The platform transmits several gigabytes of data per hour to connected devices in high-resolution 4K streaming quality. Since server farms require energy for every byte, YouTube sessions have a significant impact on your digital carbon footprint.

Devices, data centres and our online lives all generate high CO2 emissions. Jens Gröger shares solutions for this digital carbon footprint.

The operating system Linux powers the Internet—adding one new line of code improves efficiency and reduces data centres’ energy consumption.

Can energy-intensive blockchain really help solve the climate crisis? Or will it end up doing more harm than good?